US-Iran Hormuz Agreement by 2026?

Platform comparison

Market context

The event to watch is a **formal US–Iran diplomatic agreement** that sets out obligations on shipping through the Strait of Hormuz, not just a temporary ceasefire or informal de-escalation. In practice, that means traders need to distinguish between headlines about talks, mediator statements, and an instrument that explicitly commits Iran to permit, restore, or increase traffic through the waterway before the deadline.

Historical read-through suggests the current **68%** crowd-implied probability is high but still exposed to wording risk. Reuters reported a June framework and subsequent July Doha discussions, yet also noted that talks were still circling maritime traffic and incentives rather than broader unresolved issues[1]. That matters because earlier coverage described the June memorandum as initial and temporary, with later reporting stressing that it was not yet a permanent peace agreement[9][11][17]. For a programme-driven approach, a bot should treat the market as a text-parsing problem: flag only announcements containing explicit commitments on Hormuz access, and ignore generic “progress”, “final stages”, or ceasefire language unless the shipping clause is present.

The main catalysts are official read-outs from Washington, Tehran, and the mediators, plus any signed text or joint statement. Reuters reported on 4 August that US and Iranian signals were conflicting, with Trump saying talks were under way while Iran said no negotiations were scheduled[3]. Al Jazeera and ABC both carried Iranian remarks that negotiations with Oman were in their “final stages”, but also that Hormuz would not return to its pre-war status, which is exactly the sort of nuance that can leave a market unresolved if the shipping commitments are indirect[4][6]. Programmatically, the cleanest trigger is a document or communique naming the Strait of Hormuz and setting concrete maritime obligations; anything less is usually noise.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

We track US-Iran Hormuz Agreement by 2026? across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.

Resolution & payout

Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.

Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.

FAQ

Is this market available outside the US?

Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.

What's the difference between YES and NO shares?

A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.

How fast are USDC deposits?

Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.

Do I need to KYC for this market?

On Polymarket directly, no — it's wallet-based. Intermediary brokers like Polymarket Bot UK trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.

How reliable are the quoted odds?

The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.